一种光伏发电板安装架 (2023)
Keywords: BLASTING; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRA-REDRADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, E.G. USINGPHOTOVOLTAIC [PV] MODULES; HEATING; LIGHTING; MECHANICAL ENGINEERING; RANGES; SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS; VENTILATING; WEAPONS